Question # 1

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sin h x

cos h x

tan h x

cot h x

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0

1

1/2

A function F(x) is called even if

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F(x) = F (-x)

F(x) = F(-x)

F(x) = -F(x)

2F(x) = 0

f(x) = 2x²+ 3x + 5 is a

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trigonometric function

algebraic function

exponential function

logarithmic function

if f(x) = x³ -3x² +5x -1, then f(-√2)=

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7+7√2

3+3√2

-7-7√2

-3-3√2

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0

1

-1

none of these

If f(x) = x²-x then f(1) is

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0

1

2

3

The value of x which is unchanged by the mapping in the function defined by f ; x⟶ x² + 5x -5 for x> 0 is

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1

5

-5

-1

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3/4

r

v

None of these

Which of the following function form 1 to itself are bi-jective

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F(x) = x + 3

F(x) = x⁵

F(x) = 3x + 2

F(x) = x²+ x

A function from X to X is denoted as

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f : X to Y

f : Y to Y

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0

1

2

The curve f(x,y) = 0 has a central symmetry if

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f(-x,-y)=f(x,y)

f(x,-y)=f(x,y)

f(-x,y)=f(x,y)

f(-x,-y)≠f(x,y)

An even function is symmetric about the line

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y = x

x = 0

y = -x

y = 0

What is range of the function g (x) =|x-3|?

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[0 ,∞ )

(0 ,∞)

(-∞ ,3]

[0,∞)

Express the perimeter P of square as a function of its area A?

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P = 4√A

P =√A

P = 2A

P =π√A

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0

3

9

-3

The domain of f(x) = log x is

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[0,∞]

(0,∞)

[0,∞[

[∞,∞]

If f(x) = x³- 2x²+ 4x -1 then f(2) is

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7

-16

16

-9

If f(x) = tan x then f(0) is

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0

1

1/2

f(x) = x3-x/x2+1 is :

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an even function

an odd function

an even and implicit function

neither even nor a odd

The range of the function f : x→ y is defined by

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{x| y = f (x) ∀x∈ X ∧y∈y}

{(x,y) |y = f (x)∀x∈ X}

{y|y = f (x) ∀x∈ X ∧y∈y}

Y

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x = secθ,y = tanθ are the parametric equations of

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Circle

Hyperbola

Ellipse

parabola

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The range of y=x2 + 1 is the set of non-negative real numbers except

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0≤ y < 1

0 < y < 1

0≤ y≤ 1

0 < y≤1

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One-one but not onto

One-one and onto

Onto but not one-one

Neither one-one nor onto

If f(x) = x²- x then f(2) is

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4

6

2

0

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